<?php

/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Gdata
 * @subpackage Calendar
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: Calendar.php 23805 2011-03-16 00:55:40Z tjohns $
 */

/**
 * @see Zend_Gdata
 */
require_once 'Zend/Gdata.php';

/**
 * @see Zend_Gdata_Calendar_EventFeed
 */
require_once 'Zend/Gdata/Calendar/EventFeed.php';

/**
 * @see Zend_Gdata_Calendar_EventEntry
 */
require_once 'Zend/Gdata/Calendar/EventEntry.php';

/**
 * @see Zend_Gdata_Calendar_ListFeed
 */
require_once 'Zend/Gdata/Calendar/ListFeed.php';

/**
 * @see Zend_Gdata_Calendar_ListEntry
 */
require_once 'Zend/Gdata/Calendar/ListEntry.php';

/**
 * Service class for interacting with the Google Calendar data API
 * @link http://code.google.com/apis/gdata/calendar.html
 *
 * @category   Zend
 * @package    Zend_Gdata
 * @subpackage Calendar
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Gdata_Calendar extends Zend_Gdata {
	
	const CALENDAR_FEED_URI = 'https://www.google.com/calendar/feeds';
	const CALENDAR_EVENT_FEED_URI = 'https://www.google.com/calendar/feeds/default/private/full';
	const AUTH_SERVICE_NAME = 'cl';
	
	protected $_defaultPostUri = self::CALENDAR_EVENT_FEED_URI;
	
	/**
	 * Namespaces used for Zend_Gdata_Calendar
	 *
	 * @var array
	 */
	public static $namespaces = array (array ('gCal', 'http://schemas.google.com/gCal/2005', 1, 0 ) );
	
	/**
	 * Create Gdata_Calendar object
	 *
	 * @param Zend_Http_Client $client (optional) The HTTP client to use when
	 * when communicating with the Google servers.
	 * @param string $applicationId The identity of the app in the form of Company-AppName-Version
	 */
	public function __construct($client = null, $applicationId = 'MyCompany-MyApp-1.0') {
		$this->registerPackage ( 'Zend_Gdata_Calendar' );
		$this->registerPackage ( 'Zend_Gdata_Calendar_Extension' );
		parent::__construct ( $client, $applicationId );
		$this->_httpClient->setParameterPost ( 'service', self::AUTH_SERVICE_NAME );
	}
	
	/**
	 * Retreive feed object
	 *
	 * @param mixed $location The location for the feed, as a URL or Query
	 * @return Zend_Gdata_Calendar_EventFeed
	 */
	public function getCalendarEventFeed($location = null) {
		if ($location == null) {
			$uri = self::CALENDAR_EVENT_FEED_URI;
		} else if ($location instanceof Zend_Gdata_Query) {
			$uri = $location->getQueryUrl ();
		} else {
			$uri = $location;
		}
		return parent::getFeed ( $uri, 'Zend_Gdata_Calendar_EventFeed' );
	}
	
	/**
	 * Retreive entry object
	 *
	 * @return Zend_Gdata_Calendar_EventEntry
	 */
	public function getCalendarEventEntry($location = null) {
		if ($location == null) {
			require_once 'Zend/Gdata/App/InvalidArgumentException.php';
			throw new Zend_Gdata_App_InvalidArgumentException ( 'Location must not be null' );
		} else if ($location instanceof Zend_Gdata_Query) {
			$uri = $location->getQueryUrl ();
		} else {
			$uri = $location;
		}
		return parent::getEntry ( $uri, 'Zend_Gdata_Calendar_EventEntry' );
	}
	
	/**
	 * Retrieve feed object
	 *
	 * @return Zend_Gdata_Calendar_ListFeed
	 */
	public function getCalendarListFeed() {
		$uri = self::CALENDAR_FEED_URI . '/default';
		return parent::getFeed ( $uri, 'Zend_Gdata_Calendar_ListFeed' );
	}
	
	/**
	 * Retreive entryobject
	 *
	 * @return Zend_Gdata_Calendar_ListEntry
	 */
	public function getCalendarListEntry($location = null) {
		if ($location == null) {
			require_once 'Zend/Gdata/App/InvalidArgumentException.php';
			throw new Zend_Gdata_App_InvalidArgumentException ( 'Location must not be null' );
		} else if ($location instanceof Zend_Gdata_Query) {
			$uri = $location->getQueryUrl ();
		} else {
			$uri = $location;
		}
		return parent::getEntry ( $uri, 'Zend_Gdata_Calendar_ListEntry' );
	}
	
	public function insertEvent($event, $uri = null) {
		if ($uri == null) {
			$uri = $this->_defaultPostUri;
		}
		$newEvent = $this->insertEntry ( $event, $uri, 'Zend_Gdata_Calendar_EventEntry' );
		return $newEvent;
	}

}
